19980857536

素因数分解:

$2^6\times {\mathrm{53}}^1\times {\mathrm{5890583}}^1$

素因数の和:5890648

約数の個数: 28

約数和(自身を含む): 40397625072

約数和(自身を除く): 20416767536

約数列:

[1, 2, 4, 8, 16, 32, 53, 64, 106, 212, 424, 848, 1696, 3392, 5890583, 11781166, 23562332, 47124664, 94249328, 188498656, 312200899, 376997312, 624401798, 1248803596, 2497607192, 4995214384, 9990428768, 19980857536]

約数ペア:

[(1, 19980857536), (2, 9990428768), (4, 4995214384), (8, 2497607192), (16, 1248803596), (32, 624401798), (53, 376997312), (64, 312200899), (106, 188498656), (212, 94249328), (424, 47124664), (848, 23562332), (1696, 11781166), (3392, 5890583)]